Multi-purpose exercise bench



FIG. 1 is a perspective view of a multi-purpose exercise bench showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a rear view thereof.

The side opposite that shown in FIG. 1 is a mirror image of FIG. 1. 

The ornamental design for a multi-purpose exercise bench, as shown and described. 